Image: Our Time Is Not Clock Time (sketch), Cathy Haynes, 2014. Showing local solar time for London at GMT 12.07.02 on 21 March, BST 13.01.57 on 21 June, BST 12.53.00 on 21 September and GMT 11.58.10 on 21 December (on average). For print version see Tenderbooks here.